What is the next sequence?

India
December 12, 2006 12:25am CST
1 11 21 1211 111221 312211 ...
1 response
@mythmoh (3986)
• United States
12 Dec 06
13112221. i read in some maths forum about this number sequence.if my memory doesn't fails me i think i am right.
• India
12 Dec 06
Great Stuff. Nice memory..!!!